M+ 4 = -12

n+ 16 = 9

- 104 = 8 x

10n = 40

-6 = b/18

me also do one step equations and show the steps you

40 points. given: two congruent angles ∠c and ∠r are supplementary. prove: ∠r and ∠c are both right angles. it doesn't have to be exactly 10 rows.statements reasons1. 1. 2. 2. 3. 3. 4. 4. 5. 5. 6. 6. 7. 7. 8. 8. 9. 9. 10. 10.